Chisel blade



FIG. 1 is a perspective view showing the new design.

FIG. 2 is a top view showing the new design.

FIG. 3 is a bottom view showing the new design.

FIG. 4 is side view showing the new design.

FIG. 5 is a front view showing the new design; and,

FIG. 6 is a rear view showing the new design.

The shading lines shown in the drawings represent the approximate three-dimensional contour of the design, and are not intended to indicate surface decoration.

The broken lines shown in the drawings are for illustrative purposes only and form no part of the claimed design. 

CLAIM I claim the ornamental design for a chisel blade, as shown and described. 